Ever hear of a butt splice? A cover? An iron mother? A biscuit? These were terms used in the heyday of vinyl records, from 1949 to the mid-1980s. This colorful and almost forgotten language was once used by record producers, label owners, disc jockeys, jukebox operators, record distributors, and others in the music industry. Their language is collected in this dictionary. Each entry offers both an explanation of a term's meaning as well as its context and use in the history of the record business.